Avoid png file uploads with RSpec + Paperclip + Imagemagick

File uploads with .png are +10 times slower than using .jpeg or .gif. # Bad post :create, { :property_id => property.id,

If you GROUP BY, make sure you ORDER BY NULL

TL;DR: If using :group => :some_field you might want to :order => 'NULL'. According to the man By default, MySQL...

has_defaults issues

The object returned by has_defaults apparently is the same between multiple object creations. Consider this scenario:

Killing wkhtmltopdf during cucumber

wkhtmltopdf hangs on mac during cucumber unless we click on it. The main reason is with the version we use...

To avoid using bundle exec or creating rvm gemsets

Add to the end your .bash_profile export PATH="./vendor/bundle/bin:$PATH" Also add alias bi="bundle install --path vendor/bundle --binstubs...

Database: Scopes, migrations, and indices

Wether you modify an existing named scope or add a new one, or when you write a new query, make...

Cleaner Rspec

When simply checking equality or truthiness then Instead of: it "should have role set to admin" do @user.role.should eql('admin...

Method return value should always be of same type

One of the main source of bugs and complexity in the code is when a functional method (that we expect...

Keeping your specs DRY

I often see long before blocks with lots of should_receive...

...and_return inside. Remember that before blocks are about...